AN HISTORICALLY IMPORTANT AND VERY EARLY WATERPROOF ROLEX OYSTER WRISTWATCH WORN BY MERCEDES GLEITZE DURING HER CELEBRATED VINDICATION CHANNEL SWIM, 21st OCTOBER 1927 Model: Oyster Precision, No.34075, 1926.
Rolex Vintage Early Oyster Mercedes Gleitze Ref-2136 9k Rose Gold Bj-1938
Mercedes Gleitze Rolex: A Waterproof 'Oyster' for Any Swimmer | Bob's